body {
    background-image: url('../images/logo.jpg');
    background-size: cover; /* 背景图片覆盖整个容器 */
    background-position: center; /* 背景图片居中显示 */
    background-repeat: no-repeat; /* 背景图片不重复 */
}
body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}


form {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
}

/* 剩余的样式 */
/* ... */


label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
    color: #333;
}

input {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

input[type="password"] {
    margin-bottom: 30px;
}

button {
    width: 100%;
    padding: 14px;
    background-color: #007bff;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0056b3;
}

h1 {
    text-align: center;
    color: #007bff;
    margin-bottom: 30px;
    font-size: 24px;
}